Blade Fuses FKS ATO ® STYLE BLADE FUSE RATED 32V Specifications Interrupting Rating: 1000 A @32 VDC Insulating Body: Out of thermoplastic (UL 94-V0, heat-resistant) Cover: Out of thermoplastic (V0, transparent), Visible melting-element Shunt: red, not transparent Terminals: Blade contacts Copper alloy, gal. Sn plated Edge-protected Complies with: ISO 8820-3:2002(E) UL 248 Supplemental Fuses cULus Recognized: File No. E10480 Ordering Information Part Number Package Size 164.6185.xxx2 2000 162.6185.xxx2 2000 162.6185.xxx6 100 Time-Current Characteristics Description The FKS-32 is an ATO style blade fuse rated at 32V, featuring a three part construction with copper contacts for excellent reliability in harsh environment conditions and low voltage drop. Current ratings 1A thru 40A. With see-through cover for easy detection of blown fuses. ® % of Rating Ratings Part Number Current Rating 162.6185.410_ 1 A* 162.6185.420_ 2 A* 162.6185.430_ 162.6185.440_ Housing Color Opening Time Min / Max (s) 110 360,000 s / – 135 0.750 s / 1,800 s 200 0.150 s / 5 s 350 0.040 s / 0.500 s 600 0.020 s / 0.100 s Typ. Voltage Drop Littelfuse max. Cold Resistance I2t 150 mV 108 mΩ 2.00 A²s 130 mV 47.2 mΩ 8.00 A²s 3A 140 mV 30.5 mΩ 15.0 A²s 4A 120 mV 22.5 mΩ 25.0 A²s 164.6185.450_ 5A 145 mV 16.5 mΩ 35.0 A²s 164.6185.475_ 7.5 A 115 mV 11.5 mΩ 60.0 A²s 164.6185.510_ 10 A 95 mV 6.80 mΩ 110 A²s 164.6185.515_ 15 A 90 mV 4.50 mΩ 250 A²s 164.6185.520_ 20 A 90 mV 3.40 mΩ 648 A²s 164.6185.525_ 25 A 80 mV 2.50 mΩ 600 A²s 164.6185.530_ 30 A 80 mV 1.85 mΩ 1,070 A²s 162.6185.535_ 35 A 75 mV 1.50 mΩ 1,600 A²s 162.6185.540_ 40 A 100 mV 1.35 mΩ 2,000 A²s 160.6185.000_ Shunt* 42 mV 0.73 mΩ 9,000 A²s * Not mentioned in the standards Corresponding holder see Section “Fuse Holders.” © 2012 Littelfuse • Transportation Products Catalog www.littelfuse.com Blade Fuses FKS ATO ® STYLE BLADE FUSE RATED 32V Dimensions Pre-Arcing Time-Limits Dimensions in mm FI = 1.33 (max. operating current: 0.75 x Irat at 23°C) www.littelfuse.com © 2012 Littelfuse • Transportation Products Catalog